TH60060720STSOALBHD Tow/Haul HD Series Standard Speed Of Air Long Block (20MM HEAD DOWELS)

Features:

• Built for up to 900 horsepower
• Ideal for towing 500 to 750 HP loads
• Includes Wagler or Carrillo connecting rods
• Balanced rotating assembly for smoother performance
• New OEM balancer and HD flexplate included
• 5 year 160,000 km warranty coverage
• Re-manufactured to exceed OEM specifications
• All new pistons, rings, and gaskets installed
• Magnafluxed and resurfaced cylinder heads
• ARP 2000 or OptiTorque head studs
• Complete long block with top-end gasket kit
• Professionally machined block with oversized pistons

Take Your Powerstroke To A Whole New Level

When you are serious about towing heavy loads and still want reliable street performance, the DFC Diesel Tow/Haul HD Series Long Block is built to deliver. Designed for 2006.5-2007 Ford F250 and F350 trucks with the 6.0L Powerstroke, this engine gives you the strength to handle up to 900 horsepower while maintaining drivability for everyday use. The upgraded balanced rotating assembly and heavy-duty components make it a dependable choice for hauling trailers in the 500 to 750 horsepower range. Inside, Wagler or Carrillo connecting rods are used to handle the added stress of big power without sacrificing longevity. A new OEM balancer and HD flexplate keep everything running smooth, whether you are on the job site or pulling a fifth-wheel down the highway. Backed by a 5-year 160,000 km warranty, this engine is built with confidence and ready to put your truck back to work. It is the perfect combination of strength, performance, and reliability for anyone who needs more out of their Powerstroke.

Engineered For Maximum Strength And Lasting Durability

Every DFC Diesel Tow/Haul HD Series Long Block is carefully re-manufactured to meet and exceed OEM specifications, ensuring the highest level of quality for your 6.0L Powerstroke. The block is professionally machined and bored for oversized pistons, giving you a stronger and more precise foundation than a stock rebuild. Each unit includes a complete short block assembly with new pistons, rings, and gaskets, along with fully reconditioned cylinder heads that are magnafluxed, resurfaced, and fitted with new seats, valves, and guides. ARP 2000 or OptiTorque head studs are installed to maintain cylinder pressure under extreme loads, making this engine a great choice for high horsepower builds. The inclusion of Wagler or Carrillo connecting rods adds another layer of strength, ensuring it can handle the demands of both work and performance. A balanced rotating assembly, new OEM balancer, and HD flexplate all work together to keep vibration low and reliability high. With a complete top-end gasket kit included, this long block is ready to install and built to keep your truck running strong for years to come.

Fits: 2006.5, 2007 Ford F250/F350 6.0L Powerstroke

Notes:

• Designed for 2006.5-2007 Ford F250/F350 6.0L Powerstroke
• Built to handle up to 900 horsepower at the flywheel
• Ideal for towing applications between 500 and 750 horsepower
• Includes all upgrades from Street and Tow/Haul Series engines
• Comes with Wagler or Carrillo connecting rods depending on availability
• Professionally machined block with oversized pistons for precision fit
• Includes a complete top-end gasket kit for installation
• Backed by a 5 year 160,000 km limited warranty
• Uses all new OEM or equivalent pistons, rings, and gaskets
• Engineered with balanced rotating assembly for smoother operation
• Reconditioned cylinder heads are magnafluxed and resurfaced
• Includes ARP 2000 or OptiTorque head studs based on stock

Street Series vs Tow/Haul vs Tow/Haul HD

• Street Series: Ideal for daily driving, light work, and diesel enthusiasts. Focuses on reliability upgrades over stock, with head stud and sealing improvements.

• Tow/Haul Series: All Street upgrades plus added performance parts for higher load and towing power. Supports builds up to ~700 HP.

• Tow/Haul HD Series: The most robust option. Adds heavy-duty internals like Wagler rods and a balanced rotating assembly for 800+ HP capability.

Standard/Auto vs Standard vs Auto

• Standard/Auto: Compatible with both manual and automatic transmissions. Offers the most flexibility.

• Standard: Built specifically for manual transmission configurations.

• Auto: Built specifically for automatic transmission setups.